Write a four sentence summary of the most important ideas on each section.

Ecological Interactions

Roles in an Ecosystem

Species Interactions

Community Structure

Ecological Succession

Explanation:

Ecological interactions

Roles in an Ecosystem

community structure

Ecological succession

 Four Paragraphs

Explanation:

Ecological reactions- The relation between species that live together in a community; specifically, the effect an individual of one species may exert on an individual of another species.

Roles in an Ecosystem-(First Level consumers)

are consumers that get their energy from producers first level consumers are usually herbivores or omnivores.  (Second Level consumers

) are consumers that get their energy from first level consumers. Second level consumers are usually omnivores or carnivores.

(Third Level consumer

) are consumers that get their energy from second level consumers. Third level consumers are usually carnivores.

Species Interactions- within ecological webs include four main types of two-way interactions: mutualism, commensalism, competition, and predation (which includes herbivory and parasitism), because of the many linkages among species within a food web, changes to one species can have far-reaching effect.

Community structure-  is the ecologist's term for indicating what organisms are present in a given environment, in what numbers, and how they relate to each other,traditionally, a biological community is named for a dominant element.

Ecological Succession-  is the gradual process by which ecosystems change and develop over time. Nothing remains the same and habitats are constantly changing. There are two main types of succession, primary and secondary.

explanation:

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